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close this bookCircuits, Formulas and Tables Electrical Engineering - Basic vocational knowledge (Institut für Berufliche Entwicklung, 201 p.)
close this folder1. Selected Graphical Symbols of Electrotechnology
View the document1.1. Graphical Symbols for General Circuit Elements
View the document1.2. Graphical Symbols for Types of Current, Voltage and Connections
View the document1.3. Graphical Symbols for Lines and Line Connections
View the document1.4. Graphical Symbols for Resistors
View the document1.5. Graphical Symbols for Capacitors
View the document1.6. Graphical Symbols for Coils and Transformers
View the document1.7. Graphical Symbols for Current and Voltage Transformers
View the document1.8. Graphical Symbols for Electrochemical and Electrothermal Sources
View the document1.9. Graphical Symbols for Tubes
View the document1.10. Graphical Symbols for Semiconductors
View the document1.11. Graphical Symbols for Switching Devices
View the document1.12. Graphical Symbols for Machines
View the document1.13. Graphical Symbols for Meter Movements and Measuring Instruments
View the document1.14. Graphical Symbols of Electroacoustics
View the document1.15. Graphical Symbols for Wiring Plans

1.14. Graphical Symbols of Electroacoustics

Term

Graphical Symbol


in full

simplified

Devices



telephone receiver


or

microphone


or

throat microphone


hand set


loudspeaker


or

monohead, general


stereohead, general


record head, mechanical


replay head, mechanical


magnetic head, general


recording head


playback head


magnetic head for recording and playback


erasing head


bell, general


alternating current bell


direct current bell


single-stroke bell


buzzer


horn


siren


howler


Signs



electromagnetic


electrodynamic by coil


electrodynamic by band


piezoelectric


magnetostrictive


capacitive


carbon


Examples



electromagnetic telephone receiver


carbon microphone


capacitor microphone


magnetostrictive loudspeaker